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COZY WOW253 Installation And Operating Instructions Manual

Fan type direct vent through the wall gas heater
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OPERATING INSTRUCTIONS

R
MODEL NUMBERS
NAT. GAS
WOW253
WOW403
WARNING: If the information in these instructions are
not followed exactly, a fire or explosion may result
causing property damage, personal injury or loss of life.
-
Do not store or use gasoline or other flammable vapors
and liquids in the vicinity of this or any other appliance.
-
WHAT TO DO IF YOU SMELL GAS:
•
Do not try to light any appliance.
•
Do not touch any electrical switch; do not use any
phone in your building.
•
Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier's instructions.
•
If you cannot reach your gas supplier, call the
fire department.
-
INSTALLATION AND SERVICE MUST BE PER-
FORMED BY A QUALIFIED INSTALLER,
SERVICE AGENCY OR THE GAS SUPPLIER.
WARNING: Operation of this furnace without the factory installed vent system could result in Carbon Monox-
ide (CO) poisoning and possible death. For your safety, this furnace and the vent system must be inspected
before initial use and at least annually by a qualified service person.
This appliance may be installed in an aftermarket, permanently located, manufactured home (USA only) or
mobile home, where not prohibited by local codes. This appliance is only for use with the type of gas indicated
on the rating plate. This appliance is not convertible for use with other gases, unless a certified kit is used.
This unit is for residential installation only and is not approved for greenhouses, or environments
involving dusty, wet, corrosive, or explosive conditions. Installation and usage other than
residential applications will invalidate the warranty and may create unsafe conditions resulting in
property damage, personal injury or loss of life.
NOTE: Obstruction in the vent exhaust tube or air intake tube due to insects, small animals, debris,
etc. will prevent the heater from operating but DOES NOT constitute a warranty issue.
Installation, maintenance, service, troubleshooting and repairs must be performed by a qualified service agency.
MR./MRS. HOMEOWNER, DO NOT attempt any of these procedures yourself as this could expose you to
property damage, personal injury, or loss of life and will invalidate all warranties.
FAN-TYPE, DIRECT-VENT
THROUGH-THE-WALL
INSTALLATION AND
P/N 64920 /
L.P. GAS
WOW254
WOW404
GAS HEATER
DECEMBER 2006
INSTALLER: Leave this manual with the
CONSUMER: Retain this manual for future
CONNECT TO 115V ELECTRICAL
POWER SUPPLY.
DO NOT CONNECT TO 220V
POWER SUPPLY.
appliance.
reference.
This appliance must be
connected to an electrical
ground.
WARNING:
R

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Summary of Contents for COZY WOW253

  • Page 1: Operating Instructions

    INSTALLATION AND OPERATING INSTRUCTIONS MODEL NUMBERS NAT. GAS L.P. GAS WOW253 WOW254 WOW403 WOW404 WARNING: If the information in these instructions are not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.

  • Page 2: Wiring Diagram

    Your Direct Vent Wall Furnace is shipped complete in one carton. This carton contains the furnace, installation and operating instructions, ball-valve w/flex connector, wall thermostat, 20’ wire, insulated staples, window enclosure panels, caulking, weather stripping, and support brackets. MODEL INPUT BTU/HR. WOW253 20,000 BTU WOW254 20,000 BTU WOW403 40,000 BTU...
  • Page 3 The Direct Vent Gas Wall/Window Heater and its components meet all applicable safety standards when installed as directed in this manual. For safe installation and operation of your Direct Vent Gas Wall/Window Heater, read all these instructions before you begin. Failure to follow them exactly will void your warranty and may result in fire, property damage, personal injury, and loss of life.
  • Page 4 Open carton and carefully remove heater and all additional parts. Make sure all components illustrated in Figure 1 have been shipped. You should have received: 1 - Wind-O-Warm Window/Wall Direct Vent Gas Heater 1 - Ball Valve with Flex Connector 2 - Support Brackets...
  • Page 5 Page 5...
  • Page 6 Allow 48” (122 cm) inches from outside rear of cabinet to any obstructions such as fences, walls, shrubs, trees, etc. (Consider outside appearance, pedestrian traffic walkways, plantings, etc.). Do not install heater where the exhaust or air intake will terminate in a window well or any opening below ground level.
  • Page 7 STEP 3 LOCATE THERMOSTAT Thermostat must be installed in same room as heater. Locate thermostat on an inside wall approximately 5 feet {153 cm} above the floor and at least 6 feet {183 cm}from the heater. Do not locate thermostat so as to be effected by heat from sources other than the heater (i.e. direct sunlight, lamps, T.V.
  • Page 8 (See Figure 5). FIGURE 5 Gently slide combustion tube assembly forward and out of the outer casing assembly (See Figure 6). WOW253 / WOW254 WOW403 / WOW404 FIGURE 6 Center outer cabinet in window opening and slide in so bottom flange is flush against windowsill.
  • Page 9 WINDOW INSTALLATION - Cont’d. Using 3 #8 x 3/8” screws (provided), attach trim panels to left and right flanges on outer cabinet. The 1/2”, 90 degree break on the trim panel must be attached securely to the window frame. (See Figure 8). FIGURE 8 From outside secure the two support brackets to the outside wall, anchors (not provided) may...
  • Page 10 FIGURE 12 Secure in place through side of cabinet into stud. WOW253/254 will be secured into studs on both sides. WOW403/404 must be secured to stud on one side, can be left or right side. (See Figure 12).
  • Page 11 At desired height, mark hole opening for your model heater. (See Figure 11). Before cutting, verify both inside and outside clearances. Verify that no electrical wires, con- duit, water or gas pipes pass through area you have marked. Cut out marked hole location. Make sure that cut out opening is level inside to outside.

  • Page 12: To Turn Off Gas To Appliance

    FOR YOUR SAFETY READ BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner.

  • Page 13: Proper Burner Flame

    Canada and the United States, use the following orifice chart for/to determine the correct orifice DMS for a specific elevation. BURNER FIGURE 13 - - WOW253 / WOW254 FIGURE 14 There is no primary air adjustment on the burner and with correct installation, a proper flame is assured; since the correct manifold pressure and orificing has been done at the factory for elevations up to 2,000 ft.
  • Page 14 Replace burner orifices with orifices of cor- rect size for type of gas and elevation. NOTE: The WOW403, 404 requires 5 orifices and the WOW253, 254 requires 3. Carefully check integrity of all gaskets, make sure all gaskets are in place.
  • Page 15 MUST BE REPLACED WITH A WIRE OF AT LEAST 105 DEGREE C TEMPERATURE RATING. CAUTION: LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS. WIR- ING ERRORS CAN CAUSE IMPROPER AND DANGEROUS OPERATION. VERIFY PROPER OPERATION AFTER SERVICING. WIRING DIAGRAM - WOW253 & WOW254 Pressure Black Switch...
  • Page 16 Page 16...

  • Page 17: Maintenance Instructions

    MAINTENANCE INSTRUCTIONS For correct and safe operation, keep heater and heater area clean. At regular intervals, turn control valve to OFF, let heater cool and clean inside control and heat exchanger compartments. To clean outside cover, use a damp cloth, do not use any kind of solvent or cleaning fluid as they may leave a residue that could burn or give off odors when heater is turned on.
  • Page 18 Reinstall by reversing steps J through A. Follow lighting instructions to place heater in operation. WOW253 / WOW254 MODELS HAVE THREE BURNERS WOW403 / WOW404 MODELS HAVE FIVE BURNERS FIGURE 17 Model WOW403/WOW404 shown Page 18...
  • Page 19 TO REMOVE MAIN BURNERS FOR INSPECTION AND CLEANING: SERVICE MUST BE PERFORMED BY A QUALIFIED SERVICE AGENCY INSTRUCTIONS FOR WOW403 & WOW404 Turn thermostat to “OFF” or lowest setting. Turn off electric power to heater. Allow heater to cool. Turn off gas supply. Disconnect gas supply line at heater.
  • Page 20 Carefully check integrity of all gaskets (replace as needed), then reinstall combustion tube assembly by reversing Steps L - A. Follow lighting instructions to put heater in operation. FIGURE 19 For WOW253 / WOW254 IGNITOR CABLE IGNITOR TRANSFORMER CIRCUIT BOARD...
  • Page 21 INSPECTION, CLEANING AND REPLACEMENT SERVICE MUST BE PERFORMED BY A QUALIFIED SERVICE AGENCY. Turn thermostat to “OFF” or lowest setting. Allow heater to cool. Turn off electric power to heater. Remove front panel. Turn gas supply valve to “OFF”. Disconnect gas supply line from gas valve. From outside, remove six (6) screws securing back of outer cabinet to air in take and exhaust flanges.
  • Page 22 To assist in diagnosing and servicing, this heater is equipped with a self-diagnosing control module. Should a malfunction occur, the green indicator light on the control module will flash a varying number of times indicating the circuit in which malfunction is located. # OF REASON FOR FLASHES...

  • Page 23: Trouble Shooting Chart

    SYMPTOM POSSIBLE CAUSES Flame too large 1. Defective operator section of valve. 2. Burner orifices too large. 3. If installed above 2,000 ft. Yellow burner flame 1. Clogged burner ports. 2. Obstruction around air intake or. exhaust tubes. Gas odor 1.
  • Page 24 MODEL NUMBERS NAT. GAS L.P. GAS WOW253 WOW254 Mr. Contractor, we only sell parts through our wholesalers, but the prices listed are for your convenience. For prompt parts service, contact the wholesaler from which you purchased your Cozy heater. NOTE: Parts prices & schematic drawings on current models are shown at www.cozyheaters.com.
  • Page 25 Mr. Contractor, we only sell parts through our wholesalers, but the prices listed above are for your convenience. For prompt parts service, contact the wholesaler from which you purchased your Cozy heater. NOTE: Parts prices & schematic drawings on current models are shown at www.cozyheaters.com. NAT. WOW253 L.P. WOW254 REF.
  • Page 26 Mr. Contractor, we only sell parts through our wholesalers, but the prices listed are for your convenience. For prompt parts service, contact the wholesaler from which you purchased your Cozy heater. NOTE: Parts prices & schematic drawings on FAN-TYPE, DIRECT-VENT THROUGH- THE-WALL GAS HEATER Prices and specifications subject to change without notice. All prices are F.O.B. factory.
  • Page 27 HOW TO PROPERLY ORDER PARTS: In addition to part description and part number, please give model number, serial number, and type of gas used. This information can be found on the rating plate located inside the cabinet cover. MODEL NUMBER MODEL NUMBER PART DESCRIPTION Manifold...
  • Page 28 WOW253, WOW254, WOW403, AND WOW404 MODEL NUMBER MODEL NUMBER PART DESCRIPTION 30" Black Inducer Wire 12" Black Inducer Wire 6" Brown wire - circuit board to blower #1 16" Black wire - terminal board to blower #1 24" Grey wire - circuit board to blower #2 14"...
  • Page 29 Cozy Gas Fired Mobile Home Direct Vent Furnace Cozy Gas Fired Hi-Efficient Direct Vent Wall Furnace Cozy Gas Fired Direct Vent Baseboard Heater Cozy Fan-Type, Direct Vent Through-The-Wall Gas Heater Cozy Blue Flame Vent Free Heater Cozy Infra-Red Vent Free Heater LOUISVILLE TIN &...

This manual is also suitable for:

Wow254Wow403Wow404

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